1. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 10, 2011.

2. The reported price is a weighted average sale price. These shares were sold in mulitiple transactions at prices ranging from $35.65 to $35.86. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range.

3. The reported price is a weighted average sale price. These shares were sold in mulitiple transactions at prices ranging from $34.65 to $35.59. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range.

4. The reported price is a weighted average sale price. These shares were sold in mulitiple transactions at prices ranging from $35.26 to $35.97. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range.

/s/ Michelle M. Wynne, Attorney-in-Fact

04/19/2012

** Signature of Reporting Person

Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person,
see
Instruction
4
(b)(v).